Case Studies

Prospect Dam (Colorado, 1980)

Prospect Reservoir Dam is owned by the Henrylyn Irrigation District (District) and is located in Weld County (County), Colorado approximately 40 miles northeast of Denver.  The District operates and maintains a fifty mile long canal system, 4 reservoirs, and several hundred miles of…
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Quail Creek Dike (Utah, 1989)

Quail Creek Reservoir, located in Washington County Utah, is an approximately 40,000 acre-feet water storage project for irrigation, municipal, and industrial use. Design of the project was completed in 1983 with construction beginning in November of that year. The project consisted of…
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South Fork Dam (Pennsylvania, 1889)

South Fork Dam was an earth- and rock-fill dam located about 8 miles east of Johnstown, PA. Originally constructed in 1852, the dam’s primary purpose was to provide a source of water for a division of the Pennsylvania Canal. The dam was approximately 72 feet high…
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St. Francis Dam (California, 1928)

Located approximately forty miles northwest of Los Angeles, California, St. Francis Dam was a curved concrete gravity dam constructed between 1924 and 1926 in order to provide a storage reservoir for the Los Angeles Aqueduct system…
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Aerial view of original Taum Sauk Reservoir after failure showing the 656 ft breach.

Taum Sauk Dam (Missouri, 2005)

Taum Sauk Pump Storage Plant was constructed by United Electric in Reynolds County, Missouri between 1960 and 1962 to provide a means of hydroelectric power generation during peak demand periods. The plant consisted of an Upper Reservoir situated atop Proffit Mountain…
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Teton Dam (Idaho, 1976)

Teton Dam was located in southeastern Idaho about 15 miles from Rexburg in the valley of the Teton River. The dam and its reservoir were the principal elements of the Teton Basin Project designed by the Bureau of Reclamation to control flooding as well as provide a source of…
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Tous Dam (Spain, 1982)

Tous Dam is located in the Province of Valencia in the southeast corner of Spain, near the Mediterranean Coast. The dam is the last flood control structure on the Júcar River Basin, an 8,340-square-mile drainage. The Júcar River Basin ranges dramatically between sea level…
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Vajont Dam (Italy, 1963)

Vajont Dam is a double-curved, thin-arch dam, and at 860 feet high, it remains one of the tallest dams in the world. The dam is 11 feet wide at the crest, 73 feet wide at the base, with a crest length of 623 feet. There are 16 gates on the crest with an underground powerhouse…
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